64848160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31177}}^1$

素因数の和:31205

約数の個数: 48

約数和(自身を含む): 164993976

約数和(自身を除く): 100145816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 31177, 62354, 124708, 155885, 249416, 311770, 405301, 498832, 623540, 810602, 997664, 1247080, 1621204, 2026505, 2494160, 3242408, 4053010, 4988320, 6484816, 8106020, 12969632, 16212040, 32424080, 64848160]

約数ペア:

[(1, 64848160), (2, 32424080), (4, 16212040), (5, 12969632), (8, 8106020), (10, 6484816), (13, 4988320), (16, 4053010), (20, 3242408), (26, 2494160), (32, 2026505), (40, 1621204), (52, 1247080), (65, 997664), (80, 810602), (104, 623540), (130, 498832), (160, 405301), (208, 311770), (260, 249416), (416, 155885), (520, 124708), (1040, 62354), (2080, 31177)]